Universal wiper arm connector

Abstract

A universal wiper arm connector including a U-shaped body having an upper arm formed with two flanges, two shoulders, a first and second tongues having a protuberance thereon, a lower arm provided with a third tongue having a protuberance thereon, and an axle perpendicular to the U-shaped body, whereby the universal wiper arm connector can be slid into a U-shaped end of wiper arms of different sizes.

I claim: 
     
       1. A universal wiper arm connector for connecting a windshield wiper with a wiper arm, said connector comprising: an elongated, U-shaped body defining transversely spaced sides, said U-shaped body having an upper arm and a lower arm, said upper and lower arms each formed with a pair of flanges, one on each side of said body, said flanges being each formed with a shoulder at an inner side thereof, said upper arm is provided with a first tongue and a second tongue cantilevered thereto, said first and second tongues lying between the shoulders of said upper arm, said first and second tongues lying in a common plane and defining an upper side which is located lower than the shoulders of said upper arm, said first tongue having a free end separated by a first groove from a cantilevered end of said second tongue and a pair of second grooves along both sides of a front portion thereof which has a first wedge-shaped protuberance thereon, said second tongue having a pair of third grooves along both sides of a front portion thereof which has a second wedge-shaped protuberance thereon, said lower arm being provided with a third tongue cantilevered thereto, said third tongue having a bottom side higher than the shoulders of said lower arm, said third tongue having a front portion which has a pair of fourth grooves along both sides thereof and a third wedge-shaped protuberance thereon;   an axle extending from said U-shaped body, perpendicular thereto.   
     
     
       2. The universal wiper arm connector as claimed in claim 1, wherein said second and third tongues are each provided with a handle at the free end thereof. 
     
     
       3. The universal wiper arm connector as claimed in claim 1, wherein said axle is of one piece with said U-shaped body.